PRO TECHNICIAN

Inspection

Inspect Radio Receiver Assembly Voltage
Click on the underlined sentence.
Terminal E (+)
Terminal F (-)
1. Preparation before inspection
  Connect the battery negative terminal.
 
2. Inspect + B power source circuit
  (1) Set the electrical tester to the voltage measuring range.
 
  (2) With the ignition switch in the LOCK position, measure the change of the voltage between the radio receiver assembly connector terminal E and terminal F.
 
HINT:
  Battery voltage is constantly supplied to the radio receiver assembly regardless of the state of the ignition switch to maintain memory information (eg. radio station presets).

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